posix-cpu-timers: Cure SMP wobbles

[sfrench/cifs-2.6.git] / kernel / sched.c

diff --git a/kernel/sched.c b/kernel/sched.c
index d249ea88428cca61c9ee29d6e5533fdcd1911411..b50b0f0c9aa90cc6d313ccd95573d39f256f90d1 100644 (file)
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3724,30 +3724,6 @@ unsigned long long task_sched_runtime(struct task_struct *p)
        return ns;
 }
 
-/*
- * Return sum_exec_runtime for the thread group.
- * In case the task is currently running, return the sum plus current's
- * pending runtime that have not been accounted yet.
- *
- * Note that the thread group might have other running tasks as well,
- * so the return value not includes other pending runtime that other
- * running tasks might have.
- */
-unsigned long long thread_group_sched_runtime(struct task_struct *p)
-{
-       struct task_cputime totals;
-       unsigned long flags;
-       struct rq *rq;
-       u64 ns;
-
-       rq = task_rq_lock(p, &flags);
-       thread_group_cputime(p, &totals);
-       ns = totals.sum_exec_runtime + do_task_delta_exec(p, rq);
-       task_rq_unlock(rq, p, &flags);
-
-       return ns;
-}
-
 /*
  * Account user cpu time to a process.
  * @p: the process that the cpu time gets accounted to